Precise Diamond Girdle Inscription with RFH D9‑355‑5W UV Laser

Traceability & authenticity are essential for premium diamonds.

Our RFH‑D9‑355‑5W 355nm UV laser delivers cold‑processing micro‑engraving directly on diamond girdles, marking unique certificate codes, serial numbers and identification marks with micron‑level precision.

✅ Cold laser processing, zero thermal damage
✅ Ultra‑fine, legible permanent marks without affecting diamond clarity & color grade
✅ Stable 5W UV output, ideal for high‑volume jewelry certification marking
✅ Perfect for loose diamonds & finished gemstone identification

Secure the identity of every precious stone with reliable UV laser marking solutions.